@article{10_4064_sm159_1_2,
     author = {M. I. Dyachenko and K. S. Kazarian},
     title = {A sharp estimate of the measure of the set
 of divergence of multiple orthogonal {Fourier} series},
     journal = {Studia Mathematica},
     pages = {33--50},
     publisher = {mathdoc},
     volume = {159},
     number = {1},
     year = {2003},
     doi = {10.4064/sm159-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm159-1-2/}
}